llvm-project/clang/test/SemaTemplate/template-id-expr.cpp

47 lines
797 B
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
// PR5336
template<typename FromCl>
struct isa_impl_cl {
template<class ToCl>
static void isa(const FromCl &Val) { }
};
template<class X, class Y>
void isa(const Y &Val) { return isa_impl_cl<Y>::template isa<X>(Val); }
class Value;
void f0(const Value &Val) { isa<Value>(Val); }
// Implicit template-ids.
template<typename T>
struct X0 {
template<typename U>
void f1();
template<typename U>
void f2(U) {
f1<U>();
}
};
void test_X0_int(X0<int> xi, float f) {
xi.f2(f);
}
// Not template-id expressions, but they almost look like it.
template<typename F>
struct Y {
Y(const F&);
};
template<int I>
struct X {
X(int, int);
void f() {
Y<X<I> >(X<I>(0, 0));
Y<X<I> >(::X<I>(0, 0));
}
};
template struct X<3>;